. The birds of eastern North America known to occur east of the nineteenth meridian .. . Brown Pelican. Geueral plum;ige, varhible, accordiug to :ige and , l)ut nerrr icMte. IelicanusfutiCKf!. Brown iSo. a-i. 58 KEY TO THE BIRDS OF EASTERN NORTH AMERICA. FAMILY FREQATID^.Man-of-war Birds. Frigate Birds. Bill, hooked at tip; lores, feathered; upper plumage, entirely black;toes, four, all connected by webs; tail, forked ; wings, very long. * Group 1. Wing, over 21 inches Entire plnmasje, black (adult, male); geueral plumage, black; belly, white {j\-mali) ; headand u
. The birds of eastern North America known to occur east of the nineteenth meridian .. . Brown Pelican. Geueral plum;ige, varhible, accordiug to :ige and , l)ut nerrr icMte. IelicanusfutiCKf!. Brown iSo. a-i. 58 KEY TO THE BIRDS OF EASTERN NORTH AMERICA. FAMILY FREQATID^.Man-of-war Birds. Frigate Birds. Bill, hooked at tip; lores, feathered; upper plumage, entirely black;toes, four, all connected by webs; tail, forked ; wings, very long. * Group 1. Wing, over 21 inches Entire plnmasje, black (adult, male); geueral plumage, black; belly, white {j\-mali) ; headand ueck, wiiitish; belly, white; rest of plumage, black {immature). Frer/ata aquUa. Man=of=war Bird. See No. 85. * For directions for measuremeut, see page 9. FAMILY DUCKS, GEESE, AND SWANS. 59 FAMILY A^ATID^.. DUCKS, GEESE, AND SWANS. SUBFAMILY MEROlNiE. MERGANSERS. Fish-eating Ducks having narrow bills avith tooth-like serrations onedges; tarsus, scutellate in front (transverse scales). Group 1. AVing, to inches loiiii-. Sec puge 2. AVing, to 12 im-hos long. See page G8. SUBFAMILY ANATIN^E. RIVER AND POND DUCKS. Ducks having hind toe without well developed, membraneous lobe orflap; tarsus, scutellate (transverse scales) in front. Group 1. Wiug, .5 to inches long. See page Group 2. Wing, 8 to 10 inches long. See page 64. Section 1. Belly, white. See page 64. Section 2. I?elly, not white. See page 64. Group 3. Wing, 10 to 14 inches long. See page 6.
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Keywords: ., bookcentury1900, bookdecade1900, booksubjectbirds, bookyear1900
